30756040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109843}}^1$

素因数の和:109861

約数の個数: 32

約数和(自身を含む): 79087680

約数和(自身を除く): 48331640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109843, 219686, 439372, 549215, 768901, 878744, 1098430, 1537802, 2196860, 3075604, 3844505, 4393720, 6151208, 7689010, 15378020, 30756040]

約数ペア:

[(1, 30756040), (2, 15378020), (4, 7689010), (5, 6151208), (7, 4393720), (8, 3844505), (10, 3075604), (14, 2196860), (20, 1537802), (28, 1098430), (35, 878744), (40, 768901), (56, 549215), (70, 439372), (140, 219686), (280, 109843)]